/* KHUNG FORM riêng biệt - không ảnh hưởng toàn site */
.cf7-bluebox {
  background-image: url('https://texvacrefrigerants.com/wp-content/uploads/2025/06/texvacrefrigerants-com-9-25.webp');
  padding: 30px;
  border-radius: 6px;
  color: white;
  max-width: 500px;
  margin: 30px auto;
  font-family: Arial, sans-serif;
}

.cf7-bluebox h2 {
  text-align: center;
  font-size: 24px;
  color: white;
  margin-bottom: 25px;
}

/* Label */
.cf7-bluebox label {
  font-size: 14px;
  font-weight: normal;
  color: white;
  display: block;
  margin-bottom: 6px;
}

/* Input & Textarea */
.cf7-bluebox input[type="text"],
.cf7-bluebox input[type="tel"],
.cf7-bluebox input[type="email"],
.cf7-bluebox textarea {
  width: 100%;
  padding: 10px;
  background: #ccc;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  color: #000;
}

/* Submit Button */
.cf7-bluebox input[type="submit"] {
  margin-top: 15px;
  background-color: white;
  color: black;
  border: none;
  padding: 0px 25px 0px 25px;
  border-radius: 4px;
  font-weight: bold;
  cursor: pointer;
}

.cf7-bluebox input[type="submit"]:hover {
  background-color: #f0f0f0;
}